... GB 3880-2006, ASTM, EN Description: Aluminum alloy circle is widely used in cookware, Transport road sign boards, Lighting cover. Aluminum is the most common material for cookware, as it is an excellent conductor...

... GB 3880-2006, ASTM, EN Description: Aluminum alloy circle is widely used in cookware, Transport road sign boards, Lighting cover. Aluminum is the most common material for cookware, as it is an excellent conductor... more